CN219061737U

CN219061737U - Assembled fan portal

Info

Publication number: CN219061737U
Application number: CN202223543134.7U
Authority: CN
Inventors: 寇学超; 黄顺金; 章新生; 甘海峰; 韦鑫颖; 靳毅; 曹志明; 王松; 胡茂; 苏东阳
Original assignee: China Tiesiju Civil Engineering Group Co Ltd CTCE Group; Fifth Engineering Co Ltd of CTCE Group
Current assignee: China Tiesiju Civil Engineering Group Co Ltd CTCE Group; Fifth Engineering Co Ltd of CTCE Group
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-23
Anticipated expiration: 2032-12-29
Also published as: DE202023103386U1

Abstract

The utility model provides an assembled fan portal, which comprises a portal structure and a fan supporting structure arranged on the portal structure; the door frame structure comprises a plurality of door frame bodies and splicing pieces used for splicing the plurality of door frame bodies into a whole, wherein each door frame body comprises a first supporting upright post, a second supporting upright post and a connecting rod, one end of each connecting rod is detachably connected with the corresponding first supporting upright post, the other end of each connecting rod is detachably connected with the corresponding second supporting upright post, each splicing piece comprises a first splicing beam and a second splicing beam, each first splicing beam is used for fixing a plurality of first supporting upright posts, and each second splicing beam is used for fixing a plurality of second supporting upright posts; the fan supporting structure comprises a top beam and a fan supporting frame, wherein the top beam is positioned above the connecting rod, one end of the top beam is connected with the first supporting upright post, the other end of the top beam is connected with the second supporting upright post, and the fan supporting frame is arranged above the top beam. The technical problems of low assembly efficiency and poor turnover utilization of a fan portal manufactured by adopting field welding in the prior art are solved.

Description

Assembled fan portal

Technical Field

The utility model relates to the technical field of tunnel traffic engineering, in particular to an assembled fan portal.

Background

In order to ensure the air quality in the tunnel and improve the construction operation environment of workers, a fan is required to be installed to ventilate the tunnel before the single-head tunneling of the tunnel reaches 150m, so that a fan door frame is required to be designed and installed in advance, and the fan is required to be installed in time to ventilate the tunnel.

At present, most domestic tunnel portal fan door frames are manufactured by adopting section steel field welding, and in this way, although the stability of the door frames after being spliced can be ensured, the splicing efficiency is lower, and the welded fan door frames are not easy to dismantle, so that the turnover utilization rate is poor.

Disclosure of Invention

Based on the above, the utility model aims to provide an assembled fan portal, which is used for solving the technical problems of low assembly efficiency and poor turnover utilization of the fan portal in the prior art by adopting a mode of field welding.

The utility model provides an assembled fan portal, which comprises a portal structure and a fan supporting structure arranged on the portal structure, wherein the fan supporting structure is used for erecting a fan;

the door frame structure comprises a plurality of door frame bodies arranged at intervals and splicing pieces used for splicing the door frame bodies into a whole, wherein the door frame bodies comprise a first supporting upright post, a second supporting upright post and a connecting rod, the first supporting upright post and the second supporting upright post are oppositely arranged, one end of the connecting rod is detachably connected with the first supporting upright post, the other end of the connecting rod is detachably connected with the second supporting upright post, the splicing pieces comprise a first splicing beam and a second splicing beam, the first splicing beam is used for fixing a plurality of first supporting upright posts, and the second splicing beam is used for fixing a plurality of second supporting upright posts;

the fan supporting structure comprises a top beam and a fan supporting frame, wherein the top beam is positioned above the connecting rod, one end of the top beam is connected with the first supporting upright post, the other end of the top beam is connected with the second supporting upright post, and the fan supporting frame is arranged above the top beam.

Above-mentioned assembled fan portal through the mode equipment portal structure and the fan bearing structure that adopts the concatenation, realizes promoting assembly efficiency, and it is shorter that it is consuming time to adopt on-the-spot welding integrated into one piece's mode than traditional, and turnover utilization ratio is good, the dismantlement of later stage of being convenient for is transported, has solved the fan portal among the prior art and has adopted the mode that on-the-spot welding made to assemble inefficiency, and the poor technical problem of turnover utilization.

Further, the assembled fan portal, wherein, the connecting rod is the arc connecting rod that the bending set up, the relative both ends of arc connecting rod are equipped with first mounting panel respectively, a plurality of first mounting holes have been seted up on the first mounting panel, first support stand with all be equipped with on the inside wall of second support stand with first screw hole that the first mounting hole corresponds.

Further, the assembled fan portal, wherein, the relative both sides of arc connecting rod are equipped with first stiffening rod and second stiffening rod respectively, first stiffening rod set up perpendicularly in first support post and with its assembled connection, the second stiffening rod set up perpendicularly in the second support post and with assembled connection.

Further, the assembled fan portal, wherein, the relative both sides of arc connecting rod are equipped with third stiffening rod and fourth stiffening rod respectively, third stiffening rod with the fourth stiffening rod all with the back timber sets up perpendicularly and with the back timber assembly type is connected.

Further, the assembled fan portal frame, wherein, set up on the first support post and wear jack and with the second mounting hole that the interlude hole corresponds, the interval distribution has a plurality of third mounting holes on the first spliced girder, the interlude hole is used for wearing to establish first spliced girder, the second mounting hole with the third mounting hole is used for wearing to establish the screw after both align in order to with first support post is fixed on the first spliced girder.

Further, the assembled fan portal, wherein, first support stand with the one end that the ground was kept away from to the second support stand is equipped with the second mounting panel respectively, the second screw hole has been seted up on the second mounting panel, the opposite both ends of back timber be equipped with respectively with the fourth mounting hole that the second screw hole corresponds.

Further, the assembled fan portal, wherein, the fan support frame includes parallel arrangement first gag lever post and second gag lever post, be equipped with a plurality of limit structure on the up end of back timber, first gag lever post with the second gag lever post is all through limit structure locates the up end of back timber.

Further, the assembled fan portal frame, wherein, limit structure includes two spacing separation blades of relative setting.

Drawings

FIG. 1 is a perspective view of an assembled fan mast in accordance with the present utility model;

FIG. 2 is a schematic view of a door frame structure according to the present utility model;

FIG. 3 is a schematic view showing a specific structure of a door frame body according to the present utility model;

FIG. 4 is a schematic view showing a specific structure of a first spliced girder according to the present utility model;

FIG. 5 is a schematic view of a fan support structure according to the present utility model;

description of main reference numerals:

portal structure	10	Fan supporting structure	20
				Door frame main body	11	First support column	111
Second support column	112	Connecting rod	113
				Splice piece	12	First spliced girder	121
Second spliced girder	122	Top beam	21
				First limiting rod	22	Second limiting rod	23
Spacing separation blade	24	First mounting plate	31
				First reinforcing rod	41	Second reinforcing rod	42
Third reinforcing rod	43	Fourth reinforcing rod	44
				Insertion hole	51	Second mounting hole	52
Third mounting hole	53	Second mounting plate	61
				Second threaded hole	62	Fourth mounting hole	63

The utility model will be further described in the following detailed description in conjunction with the above-described figures.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, the assembled fan gantry of the present utility model includes a gantry structure 10 and a fan support structure 20 disposed on the gantry structure 10, where the fan support structure 20 is used for erecting a fan;

the door frame structure 10 comprises a plurality of door frame bodies 11 arranged at intervals and a splicing piece 12 used for splicing a plurality of the door frame bodies 11 into a whole, the door frame bodies 11 comprise a first supporting upright 111, a second supporting upright 112 and a connecting rod 113, the first supporting upright 111 and the second supporting upright 112 are oppositely arranged, one end of the connecting rod 113 is detachably connected with the first supporting upright 111, the other end of the connecting rod 113 is detachably connected with the second supporting upright 112, the splicing piece 12 comprises a first splicing beam 121 and a second splicing beam 122, the first splicing beam 121 is used for fixing a plurality of the first supporting uprights 111, and the second splicing beam 122 is used for fixing a plurality of the second supporting uprights 112;

the fan supporting structure 20 comprises a top beam 21 and a fan supporting frame, the top beam 21 is located above the connecting rod 113, one end of the top beam 21 is connected with the first supporting upright 111, the other end of the top beam 21 is connected with the second supporting upright 112, and the fan supporting frame is arranged above the top beam 21.

In this embodiment, the design of the fan portal needs to comprehensively consider the site actual site topography, the net height of the tunnel, the fan height and the driving safety, determine the size of the fan portal, determine the splicing position of the single fan portal, and finally carry out structural stress detection on the whole fan portal by professionals to ensure the safety coefficient of the fan portal.

In addition, in the embodiment, each component of the fan portal is provided with a corresponding number, so that assembly is conveniently carried out in sequence according to the corresponding number in the later stage.

Specifically, the connecting rod 113 is an arc connecting rod that is bent, two opposite ends of the arc connecting rod are respectively provided with a first mounting plate 31, a plurality of first mounting holes are formed in the first mounting plate 31, and first threaded holes corresponding to the first mounting holes are formed in the inner side walls of the first support upright 111 and the second support upright 112. In this embodiment, the first mounting plate 31 corresponds to the middle sections of the first support upright 111 and the second support upright 112, and when the first mounting hole is aligned with the first threaded hole, a screw can be driven to fix the first mounting hole, so as to achieve the splicing of the door frame main body 11.

Further, a first reinforcing rod 41 and a second reinforcing rod 42 are respectively arranged on two opposite sides of the arc-shaped connecting rod, the first reinforcing rod 41 is vertically arranged on the first supporting upright 111 and is connected with the first supporting upright 111 in an assembled mode, and the second reinforcing rod 42 is vertically arranged on the second supporting upright 112 and is connected with the second supporting upright 112 in an assembled mode. It can be appreciated that the first reinforcing rod 41 combines with the first supporting upright 111 and the side edge of the arc-shaped connecting rod to form a triangle, and the second reinforcing rod 42 combines with the second supporting upright 112 and the side wall of the arc-shaped connecting rod to form a triangle, so that the structural stability of the door frame main body 11 can be improved. The specific splicing manner is that the first reinforcing rod 41 is provided with an installation piece attached to the first supporting upright 111 towards one end of the first supporting upright 111, the installation piece is fixedly connected with the first supporting upright 111 by a bolt, and the connection manner between the second reinforcing rod 42 and the second supporting upright 112 is also the same, so that the description is omitted.

Further, a third reinforcing rod 43 and a fourth reinforcing rod 44 are respectively arranged on two opposite sides of the arc-shaped connecting rod, and the third reinforcing rod 43 and the fourth reinforcing rod 44 are perpendicular to the top beam 21 and are connected with the top beam 21 in an assembled mode. It can be appreciated that the third reinforcement bar 43 forms a triangle in combination with the first support column 111 and the top beam 21, and the fourth reinforcement bar 44 forms a triangle in combination with the second support column 112 and the top beam 21, so as to further enhance the structural stability of the door frame body 11. The concrete splicing mode is that the mounting piece attached to the third reinforcing rod 43 is arranged at one end of the top beam 21, the mounting piece is fixedly connected with the top beam 21 by adopting a bolt, and the connection mode between the fourth reinforcing rod 44 and the top beam 21 is also the same, so that the description is not repeated.

Specifically, the first support upright 111 is provided with a penetrating hole 51 and a second mounting hole 52 corresponding to the penetrating hole 51, the first splicing beam 121 is provided with a plurality of third mounting holes 53 at intervals, the penetrating hole 51 is used for penetrating the first splicing beam 121, and the second mounting hole 52 and the third mounting hole 53 are used for penetrating screws after aligning the first support upright 111 and the second splicing beam 121. In this embodiment, the connection between the second support post 112 and the second splicing beam 122 is also the same, and therefore will not be described.

In practical application, a plurality of door frame main bodies 11 can be assembled in advance, then the first splicing beam 121 is arranged in the first supporting upright columns 111 of the plurality of door frame main bodies 11 in a penetrating manner, the second splicing beam 122 is arranged in the second supporting upright columns 112 of the plurality of door frame main bodies 11 in a penetrating manner, and finally the position of the door frame main bodies 11 relative to the splicing beam is adjusted, so that the mounting holes on the door frame main bodies 11 are aligned with the mounting holes on the splicing beams and are fixedly connected by bolts, and the assembly procedure of the door frame structure 10 is realized.

Specifically, the first support upright 111 and one end of the second support upright 112 far away from the ground are respectively provided with a second mounting plate 61, the second mounting plate 61 is provided with a second threaded hole 62, and the opposite ends of the top beam 21 are respectively provided with a fourth mounting hole 63 corresponding to the second threaded hole 62. It will be appreciated that the fourth mounting hole 63 is bolted after alignment with the second threaded hole 62 to effect assembly of the header 21.

Specifically, the fan support frame includes parallel arrangement first gag lever post 22 and second gag lever post 23, be equipped with a plurality of limit structure on the up end of back timber 21, first gag lever post 22 with second gag lever post 23 is all through limit structure locates the up end of back timber 21. In practical application, the fan is mainly driven between the first limiting rod 22 and the second limiting rod 23, and the number of the fan supporting frames in the embodiment is two, but the fan supporting frames are not limited to the number of the fan supporting frames, and can be adjusted according to the number of the fans. Wherein, the limiting structure comprises two limiting baffle plates 24 which are oppositely arranged. The first limiting rod 22 can be clamped between the two limiting baffle plates 24, so that the first limiting rod 22 is fixedly arranged on the top beam 21, and the second limiting rod 23 is also the same.

In summary, the assembled fan portal in the above embodiment of the present utility model, by assembling the portal structure 10 and the fan supporting structure 20 in a splicing manner, achieves improved assembly efficiency, and compared with the traditional manner of integrally forming by field welding, the assembled fan portal has the advantages of shorter time consumption, good turnover utilization rate, and convenient later disassembly and transportation, and solves the technical problems of low assembly efficiency and poor turnover utilization rate of the fan portal in the prior art in the manner of field welding.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The assembled fan door frame is characterized by comprising a door frame structure and a fan supporting structure arranged on the door frame structure, wherein the fan supporting structure is used for erecting a fan;

2. The assembled fan portal of claim 1, wherein the connecting rod is an arc-shaped connecting rod which is arranged in a bending mode, first mounting plates are respectively arranged at two opposite ends of the arc-shaped connecting rod, a plurality of first mounting holes are formed in the first mounting plates, and first threaded holes corresponding to the first mounting holes are formed in inner side walls of the first supporting upright posts and the second supporting upright posts.

3. The fabricated fan gantry of claim 2, wherein the arcuate connecting rods are provided with a first reinforcing rod and a second reinforcing rod on opposite sides thereof, the first reinforcing rod being disposed perpendicularly to the first support post and being connected thereto in an assembled manner, and the second reinforcing rod being disposed perpendicularly to the second support post and being connected thereto in an assembled manner.

4. The fabricated fan gantry of claim 2, wherein a third reinforcing rod and a fourth reinforcing rod are respectively disposed on opposite sides of the arc-shaped connecting rod, and the third reinforcing rod and the fourth reinforcing rod are both disposed perpendicular to the top beam and are in fabricated connection with the top beam.

5. The assembled fan gantry of claim 1, wherein the first support upright is provided with a through hole and a second mounting hole corresponding to the through hole, a plurality of third mounting holes are distributed on the first splicing beam at intervals, the through hole is used for penetrating the first splicing beam, and the second mounting hole and the third mounting hole are used for penetrating a screw after alignment of the second mounting hole and the third mounting hole so as to fix the first support upright on the first splicing beam.

6. The assembled fan gantry of claim 1, wherein the first support upright and one end of the second support upright away from the ground are respectively provided with a second mounting plate, the second mounting plate is provided with a second threaded hole, and the opposite ends of the top beam are respectively provided with a fourth mounting hole corresponding to the second threaded hole.

7. The assembled fan gantry of claim 1, wherein the fan support frame comprises a first limit rod and a second limit rod which are arranged in parallel, a plurality of limit structures are arranged on the upper end face of the top beam, and the first limit rod and the second limit rod are arranged on the upper end face of the top beam through the limit structures.

8. The fabricated fan gantry of claim 7, wherein the limit structure includes two oppositely disposed limit stops.